# 数字类型 整型
num01 =  100 - 54
print(num01)

# 数字类型 浮点型
num02 =  1000 - 658.4
print(num02)

# 字符类型 
str01 =  "你好，世界！"
print(str01)

# list列表——数组
# 元素的数据类型可以是不同的，元素也可以是重复的
# 用[]表示
list = ["生日蛋糕","卡片","披萨","玩具","玩具","玩具","玩具"]
print(list)

# Tuple元组
# 元素不能被修改，相当于是一个只读的列表
# 用()表示
months = ("January","February","March","April","May","June","July","August","September","October","November","December")
print(months)

# Set集合
# 元素不能重复，相当于是一个去重的列表
# 用{}表示
set = {"生日蛋糕","卡片","披萨","玩具","玩具","玩具","玩具"}
print(set)      # 运行结果是 {'披萨', '生日蛋糕', '卡片', '玩具'}

# Dictionary字典
# 元素以键值对的形式存在
# 用{}表示
dic = {'ying': '389页','ao': '12页','hi': '135页','nan': '255页'}
print(dic)

